transtar 2k epoxy primer/sealer paint adhears good wet on wet or dry & scuffed. You can shoot wet on wet in 1 hr. 1 gal. when mixed 1 part primer/sealer 1part hardener and 10 percent reducer makes over 2 gal. of epoxy sealer.When mixed as a primer it makes more. its also excellent for vette bodies, or any fiber glass.